Get Magnesium Online

Muscle cramps, fatigue, and irregular heartbeat can all signal low magnesium. Doctronic connects you with a licensed physician who can evaluate your levels and prescribe the right magnesium supplement to restore balance and support your body.


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What Is Magnesium?

Magnesium is a prescription-strength mineral supplement used to manage magnesium deficiency (hypomagnesemia) and to support normal muscle, nerve, and cardiovascular function. It works by replenishing intracellular and serum magnesium levels, which are required as a cofactor in over 300 enzymatic reactions including energy production, protein synthesis, and electrolyte transport. With the right dose and ongoing monitoring, most patients experience meaningful relief from deficiency symptoms and improved overall wellbeing.

  • Replenishes magnesium to support muscle, nerve, and heart function
  • Get personalized guidance from doctor-trained AI
  • Explore treatment and prescription options

Is Online Magnesium Treatment Right for You?

You may be eligible for a Magnesium prescription if you have been experiencing symptoms of magnesium deficiency, such as muscle cramps, weakness, fatigue, tremors, or abnormal heart rhythms, or if lab work has confirmed low serum magnesium levels. Patients with dietary insufficiency, malabsorption conditions, or chronic use of diuretics or proton pump inhibitors are also commonly evaluated for supplementation.

Because magnesium plays a critical role in cardiovascular and neuromuscular function, your physician will review any relevant history involving kidney disease, heart conditions, or current medications that may affect magnesium absorption or excretion before prescribing.

  • Diagnosed with magnesium deficiency or hypomagnesemia
  • Get personalized guidance from AI and clinicians
  • Explore treatment and prescription refill options
  • Access care from home, often the same day
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Diagnosed with magnesium deficiency or hypomagnesemia Low serum magnesium level (below 1.7 mg/dL) Muscle cramps, fatigue, or irregular heartbeat Need a prescription refill Adults 18+ in any U.S. state

How Magnesium Deficiency Treatment Works at Doctronic


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Doctronic answers your health questions with personalized medical insights and helps our doctors create a better treatment plan for you.


Meet With a Licensed Doctor For Treatment

Book a $39 telehealth appointment (or copay) within 30 minutes. Our doctors create personalized treatment plans with prescriptions when needed.


Pick Up Your Prescription

Our doctors prescribe non-controlled medications in all 50 states and send prescriptions to your pharmacy for same-day pickup.

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What a Doctronic consultation looks like

Free to start, no account needed. Here's how a real Magnesium Deficiency consultation unfolds.

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Chat for free, see an online doctor for $39/visit, or refill a prescription online for as low as $0

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Frequently asked questions

Magnesium deficiency, or hypomagnesemia, occurs when the body does not have enough magnesium to support normal cellular function. It is estimated to affect a significant portion of the general population, particularly those with poor dietary intake, gastrointestinal disorders, diabetes, or chronic use of certain medications such as diuretics and proton pump inhibitors.

Common symptoms include muscle cramps or spasms, persistent fatigue, weakness, tremors, numbness or tingling, irregular heartbeat (palpitations), and difficulty sleeping. Severe deficiency can lead to more serious complications such as cardiac arrhythmias and seizures.

Diagnosis is typically made through a blood test measuring serum magnesium levels. A result below 1.7 mg/dL is generally considered low. Your physician may also evaluate symptoms, dietary habits, and other lab values such as calcium and potassium, which are often affected alongside magnesium.

Magnesium glycinate is chelated with the amino acid glycine and tends to be gentle on the stomach with high absorption. Magnesium citrate is well absorbed and may also promote bowel regularity. Magnesium sulfate is typically reserved for more acute deficiency and may be administered intravenously in clinical settings or taken orally under close medical supervision. Your physician will recommend the best form based on your individual needs.

Yes. Long-term use of proton pump inhibitors (such as omeprazole), loop and thiazide diuretics, and certain antibiotics can deplete magnesium levels over time. If you take any of these medications, your physician may recommend monitoring your magnesium levels regularly.

Magnesium is primarily excreted by the kidneys, so patients with impaired kidney function face a higher risk of magnesium accumulation and toxicity. Your physician will carefully evaluate your kidney function before prescribing and will adjust the dose accordingly. Self-supplementing with magnesium is not recommended for patients with kidney disease without medical supervision.

Doctronic uses an AI-powered evaluation to gather detailed information about your symptoms and health history. That information is then reviewed by a licensed physician who determines whether treatment is appropriate and creates a personalized treatment plan. The entire process is designed to be fast, thorough, and convenient.

Yes. Doctronic works exclusively with licensed physicians who are board-certified in their specialties. All consultations are doctor-reviewed and audited for quality, and the platform is fully HIPAA-compliant to protect your personal health information. Doctronic is available to adults 18 and older in any U.S. state.